130 lines
4.0 KiB
Go
130 lines
4.0 KiB
Go
/*
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Copyright the Velero contributors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the Licensm.
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You may obtain a copy of the License at
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http://www.apachm.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the Licensm.
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*/
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package basic
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import (
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"context"
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"fmt"
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"math/rand"
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"strings"
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"time"
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"github.com/google/uuid"
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"github.com/pkg/errors"
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v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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. "github.com/vmware-tanzu/velero/test/e2e"
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. "github.com/vmware-tanzu/velero/test/e2e/test"
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. "github.com/vmware-tanzu/velero/test/e2e/util/k8s"
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)
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type MultiNSBackup struct {
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TestCase
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IsScalTest bool
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NSExcluded *[]string
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TimeoutDuration time.Duration
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}
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func (m *MultiNSBackup) Init() error {
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rand.Seed(time.Now().UnixNano())
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UUIDgen, _ = uuid.NewRandom()
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m.BackupName = "backup-" + UUIDgen.String()
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m.RestoreName = "restore-" + UUIDgen.String()
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m.NSBaseName = "nstest-" + UUIDgen.String()
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m.Client = TestClientInstance
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m.NSExcluded = &[]string{}
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if m.IsScalTest {
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m.NamespacesTotal = 2500
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m.TimeoutDuration = time.Hour * 2
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m.TestMsg = &TestMSG{
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Text: "When I create 2500 namespaces should be successfully backed up and restored",
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FailedMSG: "Failed to successfully backup and restore multiple namespaces",
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}
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} else {
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m.NamespacesTotal = 2
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m.TimeoutDuration = time.Minute * 5
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m.TestMsg = &TestMSG{
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Text: "When I create 2 namespaces should be successfully backed up and restored",
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FailedMSG: "Failed to successfully backup and restore multiple namespaces",
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}
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}
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return nil
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}
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func (m *MultiNSBackup) StartRun() error {
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// Currently it's hard to build a large list of namespaces to include and wildcards do not work so instead
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// we will exclude all of the namespaces that existed prior to the test from the backup
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namespaces, err := m.Client.ClientGo.CoreV1().Namespaces().List(context.Background(), v1.ListOptions{})
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if err != nil {
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return errors.Wrap(err, "Could not retrieve namespaces")
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}
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for _, excludeNamespace := range namespaces.Items {
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*m.NSExcluded = append(*m.NSExcluded, excludeNamespace.Name)
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}
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m.BackupArgs = []string{
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"create", "--namespace", VeleroCfg.VeleroNamespace, "backup", m.BackupName,
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"--exclude-namespaces", strings.Join(*m.NSExcluded, ","),
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"--default-volumes-to-restic", "--wait",
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}
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m.RestoreArgs = []string{
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"create", "--namespace", VeleroCfg.VeleroNamespace, "restore", m.RestoreName,
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"--from-backup", m.BackupName, "--wait",
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}
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return nil
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}
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func (m *MultiNSBackup) CreateResources() error {
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m.Ctx, _ = context.WithTimeout(context.Background(), m.TimeoutDuration)
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fmt.Printf("Creating namespaces ...\n")
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labels := map[string]string{
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"ns-test": "true",
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}
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for nsNum := 0; nsNum < m.NamespacesTotal; nsNum++ {
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createNSName := fmt.Sprintf("%s-%00000d", m.NSBaseName, nsNum)
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if err := CreateNamespaceWithLabel(m.Ctx, m.Client, createNSName, labels); err != nil {
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return errors.Wrapf(err, "Failed to create namespace %s", createNSName)
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}
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}
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return nil
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}
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func (m *MultiNSBackup) Verify() error {
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// Verify that we got back all of the namespaces we created
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for nsNum := 0; nsNum < m.NamespacesTotal; nsNum++ {
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checkNSName := fmt.Sprintf("%s-%00000d", m.NSBaseName, nsNum)
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checkNS, err := GetNamespace(m.Ctx, m.Client, checkNSName)
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if err != nil {
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return errors.Wrapf(err, "Could not retrieve test namespace %s", checkNSName)
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} else if checkNS.Name != checkNSName {
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return errors.Errorf("Retrieved namespace for %s has name %s instead", checkNSName, checkNS.Name)
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}
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}
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return nil
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}
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func (m *MultiNSBackup) Destroy() error {
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err := CleanupNamespaces(m.Ctx, m.Client, m.NSBaseName)
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if err != nil {
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return errors.Wrap(err, "Could cleanup retrieve namespaces")
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}
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return WaitAllSelectedNSDeleted(m.Ctx, m.Client, "ns-test=true")
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}
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